Critical Thinking Worksheet
Recommended for 2nd Grade — High School
Critical Thinking Worksheet
Name: ____________________Date: ____________
Instructions: Analyzing riddles, spotting flaws in reasoning, and making evidence-based choices.
20 problems
- Which one does not belong? 2 3 7 9 6
- Which one does not belong? 12 11 9 2 8
- Which one does not belong? 10 2 9 7 8
- A = 19, B = 6, C = 1 → the smallest is ____
- Which one does not belong? 8 2 4 10 5
- A = 7, B = 5, C = 4 → the smallest is ____
- Which one does not belong? 6 9 5 3 1
- Which one does not belong? 3 5 9 2 12
- Which one does not belong? 11 2 4 3 8
- A = 17, B = 13, C = 2 → the smallest is ____
- A = 5, B = 3, C = 2 → the smallest is ____
- A = 10, B = 3, C = 2 → the smallest is ____
- Which one does not belong? 7 9 4 11 2
- A = 6, B = 2, C = 1 → the smallest is ____
- A = 20, B = 7, C = 3 → the smallest is ____
- Which one does not belong? 1 12 8 2 9
- A = 19, B = 10, C = 6 → the smallest is ____
- A = 7, B = 3, C = 1 → the smallest is ____
- Which one does not belong? 8 9 5 12 2
- Which one does not belong? 12 10 3 9 8